<!DOCTYPE html>
<html>
<head>
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>Hello, World</title>
    <style type="text/css">
        html{height:100%}
        body{height:100%;margin:0px;padding:0px}
        #container{height:100%}
    </style>
    <script type="text/javascript" src="http://api.map.baidu.com/api?v=3.0&ak=Nl8Zvivco1TvRRK6lDGqgRF133bxzlML">
        //v3.0版本的引用方式：src="http://api.map.baidu.com/api?v=3.0&ak=您的密钥"
    </script>
</head>

<body>
<div id="container"></div>
<script type="text/javascript">

    // 创建地图实例
    var map = new BMap.Map("container");


    // 创建点坐标
    var point = new BMap.Point(116.404, 39.915);

    // 初始化地图，设置中心点坐标和地图级别
    map.centerAndZoom(point, 15);

    var geolocation = new BMap.Geolocation();
    geolocation.getCurrentPosition(function(r){
        if(this.getStatus() == BMAP_STATUS_SUCCESS){
            //标注
            var mk = new BMap.Marker(r.point);
            map.addOverlay(mk);
            //移到
            map.panTo(r.point);
            //alert('您的位置：'+r.point.lng+','+r.point.lat);
        }
        else {
            alert('failed'+this.getStatus());
        }
    });

</script>
</body>
</html>